Meta Platforms Meta Horizon OS 66.0.0.733.524 MediaSyncJobReceiver communication channel to intended endpoints

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.0$0-$5k0.92-

Summaryinfo

A vulnerability was found in Meta Platforms Meta Horizon OS. It has been declared as critical. This vulnerability affects unknown code of the component MediaSyncJobReceiver. The manipulation results in communication channel to intended endpoints. This vulnerability is cataloged as CVE-2026-92173. The attack may be launched remotely. There is no exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Meta Platforms Meta Horizon OS. It has been classified as critical. Affected is some unknown processing of the component MediaSyncJobReceiver. The manipulation with an unknown input leads to a communication channel to intended endpoints vulnerability. CWE is classifying the issue as CWE-923. The product establishes a communication channel to (or from) an endpoint for privileged or protected operations, but it does not properly ensure that it is communicating with the correct endpoint. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Prior to v74.0.0.878.1682 of Meta Horizon OS, MediaSyncJobReceiver could be induced to send a privileged PendingIntent including a com.oculus.vrshell CallerIdentity to an arbitrary application listening via NotificationListenerService. That would allow the application to impersonate the com.oculus.vrshell package, as well as packages signed with the same key, towards any endpoint within the OS that uses CallerIdentity authentication.

The advisory is shared for download at facebook.com. This vulnerability is traded as CVE-2026-92173 since 09/15/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available.

Upgrading to version 74.0.0.878.1682 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Communication channel to intended endpoints
CWE: CWE-923
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Meta Horizon OS 74.0.0.878.1682

Timelineinfo

09/15/2026 CVE reserved
09/30/2026 +15 days Advisory disclosed
09/30/2026 +0 days VulDB entry created
09/30/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: facebook.com
Status: Confirmed

CVE: CVE-2026-92173 (🔒)
GCVE (CVE): GCVE-0-2026-92173
GCVE (VulDB): GCVE-100-412404

Entryinfo

Created: 09/30/2026 23:09
Changes: 09/30/2026 23:09 (54)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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